% Copyright (C) 1994, Digital Equipment Corporation
% All rights reserved.
% See the file COPYRIGHT for a full description.
%
% File: mtex.tmpl
% Last modified on Wed Aug  7 09:22:32 PDT 1996 by najork
%      modified on Fri Apr 26 17:21:00 PDT 1996 by detlefs
%      modified on Fri Dec  2 10:12:44 PST 1994 by heydon
%      modified on Fri Jul 29 15:04:15 PDT 1994 by kalsow

proc MtexAtSRC (file, section) is
  local src  = path_of (format ("%s.%s.mtex", file, section))
  local man  = format ("%s.%s", file, section)
  local html = format ("%s.%s.html", file, section)
  local htmlbuild = format("%s/%s", BUILD_DIR, html)

  if defined ("_all")
    % rebuild nroff and HTML versions as necessary
    if stale (man, src)   exec ("mtex2man <", src, ">", man)    end
    if stale (html, src)  exec ("mtex2html <", src, ">", html)  end

    % copy them to source directory if they changed
    cp_if (man, "../src")
    cp_if (html, "../src")
  end

  MandExport (file, section)
  HtmlExport (format ("man/%s=%s", htmlbuild, htmlbuild))
  deriveds ("", [man, html])
end

proc MtexOutsideSRC (file, section) is
  local man  = format ("%s.%s", file, section)
  local html = format ("%s.%s.html", file, section)

  if defined ("_all")
    cp_if ("../src/" & man, man)
    cp_if ("../src/" & html, html)
  end

  MandExport (file, section)
  HtmlExport (html)
  deriveds ("", [man, html])
end

proc Mtex (file, section) is
  if equal (OS_TYPE, "POSIX")
    if defined ("AT_SRC")
      MtexAtSRC(file, section)
    else
      MtexOutsideSRC(file, section)
    end
  end
end